Jun 30 2017
I found this passage in the NSManagedObjectContext documentation, and shall heed the warning henceforth: do not simply observe all managedObjectContexts, observe only your own lest you catch system-wide notifications.
Jun 25 2017
MacOS 10.12.5; Xcode 9b. I’m filing this under the ‘bug reports’ tag though I think it falls under ‘expected behaviour’, but this is a bit of a knotty problem. I had an app with a notecard, which has a title (NSTextField) and a body (NSTextView). I wanted the title to be first responder. Sadly, my […]
Jun 22 2017
This is an IB bug that, well, bugs me: If you add a portrait image to your asset catalogue and use it in an NSImageView, it gets rotated. The preview is fine, it’s fine if you add it to your project otherwise or load it from file; but from an asset catalogue, it fails.
Jun 30 2017
Variable Types
1) Constants let myConstant: Int = 0 This is, of course, not a variable. This is a constant. One of the nice things about Swift constants is that let decideLater: Bool is perfectly legitimate, as long as it is set before initialisation has ended: Combined with init(somethingElse: String){ if somethingElse = “You’ll never guess” { […]
By Extelligent Cocoa • Wiki •